Física
Cinemática, análisis de fuerzas, electricidad y razonamiento con ecuaciones.
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question 4 dok 3 10 points why is it useful for scientists to have a ge…
A general procedure (e.g., scientific method) ensures consistency, reproducibility, clear structure, error reduction, and enables collaboration by standardizing investigation step…
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¿qué son las materias primas? ¿por qué son tan importantes para el proc…
Las materias primas son los recursos básicos (como materias, substancias o bienes naturales) utilizados en la producción para crear bienes o productos. Son importantes en la ingen…
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if this bowl of fruit is sitting on a table in a state of rest, what is…
0
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10. which model replaced thomson’s? 11. what is the ‘thomson problem’? …
Rutherford's nuclear model (or the Rutherford atomic model) ### Question 11
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which object has a net force of −68 n? diagrams: first: ( f_y = 31 , \t…
The object in the first diagram (with \( F_x=-63\,\text{N}\), \( F_x = 63\,\text{N}\), \( F_y = 31\,\text{N}\), and \( F_y=-99\,\text{N}\) (corrected) or if the original down forc…
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question 9 1 pts the amount of a nutrient that meets the needs of about…
D. Recommended Dietary Allowance. ### Question 10
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based on the free-body diagram, the net force acting on this firework i…
\( 0 \)
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multiple choice 1 point which of the following is an example of a lever…
D. Both B and C
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a passenger in a car is holding an open water bottle when the car stops…
A. It has inertia.
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under the current law on nutrition labeling, a food manufacturer must p…
D. all of the above ### Question 8 (Energy Recommendation Rationale)
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a rocket starts at 0 m/s and accelerates to 231 m/s in 19 seconds. what…
\(12.16\space m/s^{2}\) (approximate value, exact value is \(\frac{231}{19}\space m/s^{2}\)) ### Second Sub - Question (Units of Acceleration)
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the following agency regulates food labels: ○ usda ○ cdc ○ fda ○ ftc qu…
C. FDA ### Question 6 (Reading food labels helps consumers)
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question 3 1 pts which of the following would be an appropriate use of …
D. All of the above ### Question 4
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if a car goes from 17 mph to 45.3 mph in 5 seconds, what was its accele…
\(5.66\) ### Second Sub - Question (Units of Acceleration)
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question 2 the food guide pyramid groups foods into ____ major categori…
6. The option with "6" (the last option in the list: ○ 6)
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based on the free-body diagram, the net force acting on this wheelbarro…
150 (Wait, but according to the calculation, the net force magnitude is 150 N. Maybe the initial marking was wrong, or maybe I misread the forces. But based on the given forces, t…
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multiple choice 1 point which of the following best describes the funct…
B. Holds things together or lifts objects
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what type of appeal uses facts and statistics to support a claim? a. ar…
d. Logical appeal
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question 1 1 pts all of the following sets of values are included in th…
D. Tolerable Energy Intake
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a bus slams on its breaks and goes from 38 km/hr to 23 km/hr in 3 secon…
\(-5\space km/hr/s\) (or \(5\space km/hr/s\) if magnitude is considered) ### Second Sub - Question (Units of Acceleration)
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based on the free - body diagram, the net force acting on this wheelbar…
150
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13. which food is a good source of protein? a) apples b) chicken c) ric…
B) Chicken ### Question 14
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20. what is the dependent variable in this experiment? type a response
To determine the dependent variable, we need details about the experiment (e.g., what is being manipulated and what is being measured). Since the experiment's context isn't provid…
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which appeal relies on the speaker’s credibility and character? a. ethi…
a. Ethical appeal
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calculate acceleration of a turtle going from 0.1 m/s to 0.9 m/s in 37 …
\( \approx 0.022 \, \text{m/s}^2 \) (or \( \frac{0.8}{37} \, \text{m/s}^2 \approx 0.0216 \, \text{m/s}^2 \))
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li and raj are playing football. they take turns trying to run past eac…
Li has less mass and therefore less inertia, so he can change his motion more easily than Raj.
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if a speeding train hits the brakes and it takes the train 45 seconds t…
\( \approx -0.65 \) mph/s (or exact value \( \frac{-29.2}{45} \) mph/s)
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identify the descending, long fiber tract found in this region (blue ar…
(Blue Arrow - Descending Long Fiber Tract): Corticospinal Tract
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a car goes from 37 km/hr to a complete stop in 14 seconds. what is the …
\(-2.64 \, \text{km/hr/s}\) (or approximately \(-2.6 \, \text{km/hr/s}\), depending on rounding)
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this excerpt best supports which debate topic? a. \can technology rever…
c. "Is nuclear energy safer than fossil fuels?"
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every action force has an opposite and equal reaction force. determine …
- A girl leans against a wall and the wall pushes on the girl. - A baseball hits a glove and the glove pushes on the ball. - A cat rubs up against a tree and the tree pushes again…
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9. the f in the fitt principle stands for: a) flexibility b) frequency …
B) Frequency ### Question 10
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if it were possible to remove gravity and friction, think about what wo…
C. No force is needed; an object in motion stays in motion. (Assuming the third option is labeled C, as per typical multiple - choice formatting where the third box corresponds to…
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question 15 of 20 which statement best describes how many japanese amer…
C. Many Japanese Americans were forced to relocate to internment camps.
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d) creativity 5. stretching helps improve: a) speed b) endurance c) fle…
C) Flexibility ### Question 6
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unit 1: self-assessment answer the following self-assessment questions.…
These are self - assessment questions about cybersecurity. Since no specific question is selected for answering, here are general guidelines for answering such questions: ### For …
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1. what are the approximate coordinates for the following cities? latit…
1. Washington, D.C.: Latitude $\boldsymbol{38^\circ}$N, Longitude $\boldsymbol{77^\circ}$W 2. Miami, FL: Latitude $\boldsymbol{26^\circ}$N, Longitude $\boldsymbol{80^\circ}$W 3. L…
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which engine stroke pushes the piston from top dead center to bottom de…
c. Power
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which of these components convert(s) reciprocating movement of the pist…
b. Crankshaft
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section: fitness & exercise 1. which component of fitness is improved b…
C) Cardiovascular endurance ### Question 2
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which type of engine uses a power piston and a displacer piston? ○ a. s…
c. Stirling engine
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technician a says that work is performed anytime an object is moved. te…
d. Neither Technician A nor Technician B
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technician a says that the camshaft can be belt-driven. technician b sa…
c. Both Technician A and Technician B
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question 6 of 20 what events led to the surrender of the german army in…
A. Allied troops had fought their way into Berlin, causing Adolf Hitler to commit suicide and his army generals to surrender.
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technician a says that gasoline has a rating of 25,000 btu. technician …
c. Both Technician A and Technician B
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technician a says that the engine with the same size bore and stroke is…
b. Technician B
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the action force is the balloon pushing the air out. what is the magnit…
\( 3 \)
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ngo / conservationist what’s the most effective conservation method so …
A combination of anti - poaching measures (intensified patrols, technology - aided enforcement), community - based conservation (engaging locals for protection and benefit), and p…
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how does the author’s language shape his claims? cite two pieces of tex…
To answer this, we analyze the rubric and the question: ### Step 1: Understand the Task The question asks how the author’s language shapes their claims, with two textual examples.…
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technician a says that the connecting rod transfers movement between th…
c. Both Technician A and Technician B
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power is: a. a twisting or bending force. b. a push or pull action. c. …
d. the rate at which work is performed.
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question 2 of 20 japan surrendered, ending world war ii, because of the…
B. atomic bombings of Hiroshima and Nagasaki by American forces.
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when the piston reaches its lowest point in the cylinder, what position…
b. Bottom dead center
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technician a says that the compression stroke is also called the expans…
b. Technician B
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emerging from coal mines. these images were widely circulated by organi…
- **Bringing attention**: Lewis Hine (via circulated images of child labor, e.g., in coal mines) and Jane Addams (as a vocal advocate for children’s rights) raised awareness. Hine…
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at what speed does the crankshaft rotate as compared to the camshaft? ○…
b. Twice as fast
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technician a says that a freewheeling engine has enough clearance betwe…
a. Technician A
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technician a says that spark ignition engines use the heat of compressi…
d. Neither Technician A nor Technician B
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technician a says that understanding the laws of thermal dynamics and p…
c. Both Technician A and Technician B
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technician a says that engine displacement can be measured in cubic inc…
c. Both Technician A and Technician B
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consider the diver and the diving board. which object exerts the action…
- Which object exerts the action force? The diver - Which object exerts the reaction force? The diving board - In what direction does the action force push? Down - In what directi…
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what is the correct term used to define a twisting force? a. reciprocat…
c. Torque
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the more energy a fuel has, the more work it can do. what is the unit o…
b. British thermal unit
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81. the structure b (pointer) near the carotid artery supplies this/the…
a. Lateral rectus
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horrors of child labor during the gilded age the gilded age, spanning f…
Businesses chose to hire children because they could pay children less than adult workers, and children’s small size allowed them to maneuver around tight spaces and machinery. Ch…
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in a sealed container, when temperature increases: a. pressure increase…
a. pressure increases.
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8. (a) (i) draw a pulley system that has a velocity ratio of 4. (ii) a …
Assuming the problem has a typo (mass should be 2.5 kg) or we consider the magnitude, the frictional force is \( \boldsymbol{2.5\space N} \) (but this is physically inconsistent w…
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why are more firefighters needed to help hold the fire hose when the in…
When the force of the water increases, the reaction force pushing the hose back also increases.
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8.ess.3- a combination of constructive an 8.ess.4 evidence of the dynam…
1. (For the first blank) deposition 2. (For the second blank) heat, pressure (Note: The second part's blanks likely refer to the agents that transform metamorphic rock into sedime…
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lookouts use what type of bearing when making reports? true magnetic re…
C. Relative
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what amount of anchor line should be paid out in calm weather? 3-5 time…
2 - 3 Times the depth of water
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using the free - body diagram, calculate the net force acting on the sl…
The net force acting on the sled is \(0\space N\). The sled is in a state of dynamic equilibrium (yes).
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using the free-body diagram, calculate the net force acting on the sled…
The net force acting on the sled is \(0\space N\). If the sled is moving with a constant velocity, it is in a state of dynamic equilibrium (because net force is zero).
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which of the following is not a symptom of shock? high fever dizziness …
A. High fever
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fenders are secured with a ________? options: slip clove hitch fisherma…
A. Slip Clove Hitch
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sense i am acquainted with all petersburg. i have mentioned already tha…
To solve this, we analyze each event and match it with the aspect: ### 1. The narrator achieves relief for his emotional discomfort. - Let's check the aspects. "Passing through th…
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united states coast guard auxiliary u.s. department of homeland securit…
Diamond with a circle at one end
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how many grams of fat would you consume if you ate 2 servings of this p…
16 grams
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explain why cardiovascular diseases are the leading cause of death in m…
Cardiovascular diseases are the leading cause of death in US men and women due to: high prevalence of risk factors (obesity, hypertension, high cholesterol, diabetes) that damage …
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what does %dv stand for? ○ percent daily value ○ percent diet value ○ p…
A. Percent Daily Value
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heading into port, you see a buoy with a single green stripe in the mid…
Steer so the buoy is on your starboard side.
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a car goes from 39 km/hr to a complete stop in 15 seconds. what is the …
The acceleration is approximately \(-0.72\space m/s^{2}\) (or \(-\frac{13}{18}\space m/s^{2}\) or in km/hr²: first find change in velocity is \(- 39\space km/hr\) in \(15\space s=…
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anika asks eva to roll a basketball and then a bowling ball to her. whi…
B. the bowling ball, because it has more mass and therefore more inertia
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what major environmental disaster had a negative impact in the gulf of …
A. Deepwater Horizon oil spill ### Question 16
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which of the following is a healthy blood pressure level? a. 120/95 b. …
C. 110/75
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read the excerpt from act 5, scene 8 of the tragedy of macbeth. macbeth…
a feeling of anticipation
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which of the following is a possible result of hypertension? a. stroke …
A. stroke
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lookouts use what type of bearing when making reports? true magnetic re…
C. Relative
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read the excerpt from act 5, scene 3 of the tragedy of macbeth. then, r…
B. It emphasizes that Macbeth faces great danger.
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elements essential for good health. e.g. calcium, iron, potassium ○ fat…
C. Minerals
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which of the following is not a characteristic of a healthy diet? a. lo…
C. low in carbohydrates
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3 so now you understand, reader, in a sense i am acquainted with all pe…
D. by illustrating how overwhelming the narrator’s emotions have become
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which of these is overconsumed in the united states? ○ leafy green vege…
C. Salty, overly processed foods
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which of the following statements best describes an opportunistic infec…
C. OIs are the common cause of death of people with HIV/AIDS.
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health professionals can help those with health issues to ______. a. fi…
B. match exercise programs and sports with their needs and limitations
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question 1 1 pts what is science? ○ knowledge about the natural world ○…
D. All of the above
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a junction buoy is a ________. mid-channel buoy buoy that indicates the…
B. Buoy that indicates the preferred channel
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which of the following governments are usually lead by a king or queen?…
Monarchy (assuming the last option is Monarchy, as the text seems to have a typo like "Monacrchy" which is likely "Monarchy") ### Question 2 (Second Multiple - Choice Question)
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read the poem. there are several questions about this poem. there are 2…
2. The lines reveal the contrast a typical recipient sees between the two sides of a postcard.
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which of the following people would be least at risk of getting an sti?…
D. a person who practices abstinence, but drinks heavily